Local Calling Guide

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NPA: 603 [Rate centres in NPA 603] [Dial plan for NPA 603]

NXX: 463

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
603-463 A Deerfield NH DRFDNHCCRS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-463 0 Deerfield NH MNCHNHCOX8Z  4017 LEVEL 3 COMMUNICATIONS, LLC - NH 122   2005-09-10   
603-463 1 Deerfield NH ROCHNHWE4MD  314C IDT AMERICA, CORP. - NH 122   2008-04-18   
603-463 3 Deerfield NH DRFDNHCCRS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-463 4 Deerfield NH   145J TERRA NOVA TELECOM INC. 122   2021-05-27   
603-463 5 Deerfield NH DRFDNHCCRS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-463 6 Deerfield NH MNCHNHCOX8Z  4017 LEVEL 3 COMMUNICATIONS, LLC - NH 122   2003-03-23   
603-463 7 Deerfield NH DRFDNHCCRS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-463 8 Deerfield NH DRFDNHCCRS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-463 9 Deerfield NH DRFDNHCCRS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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